Chemistry Which of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc. ? Zinc and carbon Nickel and cadmium Iron and cadmium Lead peroxide and lead Zinc and carbon Nickel and cadmium Iron and cadmium Lead peroxide and lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cinnabar is an ore/mineral of Lead Manganese Molybdenum Mercury Lead Manganese Molybdenum Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most electronegative element among the following is sodium fluorine bromine oxygen sodium fluorine bromine oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The monomer of polythene is ethylene ethyl alcohol None of these vinyl chloride ethylene ethyl alcohol None of these vinyl chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one amongst the following is not a Green House gas? Carbon Monoxide Carbon dioxide Nitrogen Chloro fluoro carbons Carbon Monoxide Carbon dioxide Nitrogen Chloro fluoro carbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air is said to be saturated when : Its pressure is minimum It blows over the barren land Its thickness is maximum It contains maximum content of water vapour Its pressure is minimum It blows over the barren land Its thickness is maximum It contains maximum content of water vapour ANSWER DOWNLOAD EXAMIANS APP
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